Tennant, Kingston, Barrowman, Simmons, Roday, Hill, Cusack, Trejo and Staite will attend on Saturday and Sunday, August 26-27; Olsen and Bettany will appear on Saturday only; Henstridge will appear on Friday and Saturday; Blum is scheduled for all four days.

Special events abound all week, highlighted by 'An Evening with Gene Simmons and his Band' At Park West (Saturday, 8 p.m.), Bostwick hosting a screening of Rocky Horror Picture Show (Saturday, 9 p.m.) and more.

Wizard World Comic Con events bring together thousands of fans of all ages to celebrate the best in pop culture: movies, television, gaming, live entertainment, comics, sci-fi, graphic novels, toys, original art, collectibles, contests and more. The 10th event scheduled on the 2017 Wizard World calendar, Chicago show hours are Thursday, August 24, 4-9 p.m.; Friday, August 25, noon-7 p.m.; Saturday, August 26, 10 a.m.-7 p.m.; Sunday, August 27, 10 a.m.-4 p.m. Kids 10 and under are admitted free with paid adult.

Wizard World Comic Con Chicago is also the place for cosplay, with fans young and old showing off their best costumes throughout the event. Fans dressed as every imaginable character – and some never before dreamed – will roam the convention floor and participate in the famed Wizard World Costume Contest on Saturday evening.